double_as_int64 as defined in the linked source code does take care of the sign ...

		lifthrasiir on Nov 27, 2020 \| parent \| context \| favorite \| on: 1.5 is the midpoint between 0 and infinity in Ruby double_as_int64 as defined in the linked source code does take care of the sign so that double_as_int64(x) == -double_as_int64(-x). This is also important for the negative zero case.